Home / 187,941.48-259,407.81-116,279.16

Finding the Fourth Proportional to 187,941.48, 259,407.81 and 116,279.16

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Solution

The fourth proportional to 187,941.48, 259,407.81 and 116,279.16 is: 160,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,941.48 : 259,407.81 = 116,279.16 : x
  2. Step 2: Convert to fraction form
    187,941.48/259,407.81 = 116,279.16/x
  3. Step 3: Cross multiply
    187,941.48x = 259,407.81 × 116,279.16
  4. Step 4: Simplify right side
    187,941.48x = 30,163,722,244.24
  5. Step 5: Solve for x
    x = 30,163,722,244.24/187,941.48
  6. Step 6: Final answer
    x = 160,495.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.